Mazda Eunos Cosmo

vs

BMW 850

Japan vs Germany — 1990 vs 1996

Mazda Eunos Cosmo (1990)
BMW 850 (1996)
Specifications
Eunos Cosmo 20B Type S850 CSi
Horsepower300 hp380 hp
Torque300 lb-ft406 lb-ft
Engine Size1,962 cc5,576 cc
0-60 mph5.0 sec5.6 sec
Top Speed158 mph155 mph
¼ Mile13.5 sec13.9 sec
Weight3,616 lbs3,946 lbs
Wheelbase2,750 mm2,684 mm
Length4,815 mm4,780 mm
Units Produced8,8751,510
Original MSRP$102,000
Value (Excellent)$80,000$180,000
Collectibility8/109/10
Rarity8/108/10
The Verdict

This matchup is remarkably close. The 1990 Mazda Eunos Cosmo 20B Type S offers quicker acceleration, higher top speed, lighter weight, while the 1996 BMW 850 CSi counters with more power, greater rarity, stronger collectibility. Neither holds a decisive advantage, making this a true enthusiast's dilemma. Your choice ultimately depends on which driving philosophy resonates more with you.

Overview

When Japan engineering meets Germany craftsmanship, the result is one of the most compelling matchups in the classic car world. The 1990 Mazda Eunos Cosmo 20B Type S and 1996 BMW 850 CSi embody their respective national automotive traditions while competing in the same arena. The 1996 BMW 850 CSi holds a clear advantage in raw power with 380 hp compared to 300 hp, a 80-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Mazda Eunos Cosmo uses a Triple-Rotor Wankel (20B-REW) displacing 1,962 cc, while the BMW 850 relies on a V12 DOHC with 5,576 cc. In the sprint to 60 mph, the 1990 Mazda Eunos Cosmo 20B Type S edges ahead at 5.0 seconds versus 5.6 seconds. The Mazda Eunos Cosmo carries a weight advantage, tipping the scales 330 lbs lighter. Rarity plays a significant role here — with only 1,510 units built, the 1996 BMW 850 CSi is considerably scarcer than the Mazda Eunos Cosmo's 8,875 examples. On the collector market, the 1996 BMW 850 CSi commands a significant premium over the 1990 Mazda Eunos Cosmo 20B Type S, reflecting differences in prestige and rarity.